If you want to keep in touch with all your friends and coworkers, you don't have to jump around from one service to another.
Any programmer now can build software to tap into Windows Live Messenger's network. Perhaps in time IM will become less fragmented and more useful.
Roughly half of Phones 4U's staff are to be laid off, while EE, Vodafone and Dixons Carphone snap up other stores.
One of Bill Gates' all-time favorite programmers is back after pondering the hypothetical: What would people do if the phone had never been invented before the Internet came along?
If BitTorrent succeeds with its encrypted, decentralized app, it would enshroud a previously open form of messaging in a hard-to-break bubble of privacy.
These popular Windows Phone messaging apps are useful (and fun) ways to keep in touch with friends.
CNET's Maggie Reardon discusses the short-term hurdles associated with the deployment of voice service over carriers' 4G LTE networks. In the end, the transition to an all IP-based voice network will be worth it.
A leaked document obtained by BlackBerry news site N4BB shows four smartphones targeting four categories of consumers for this year.
These text messaging clients making sending a text easier and much more fun.
BitTorrent's new instant messaging program doesn't store metadata and offers end-to-end encryption.